High-pressure rotary pump.



S. HUGHES.

HIGH PRESSURE ROTARY PUMP.

APPLICATION FILED MAY 19, 1910.

0655, Such blades being caused www? 32mm?.

famme@ ma,

Mmmm@ file@ 'may 11.9,' 19mg smal m. sgm.

To whom i may 'eos-www." A

it known tha SAMUEL HUGHES, o the mwa Lndsayn @Guilty of Vic* toria., in 'she frovnce of mtaao, Gwada, have invented certain new and usefu mpovememtg in High-P'essufe liotfgwy umpss, of Wba the ouwug i5 h@ spec cation.

My mvenon relates lmpvements 'in' nigh mmy pumps, and the objg s dass having maximum ca mmxmum mummia of power ,and

1n Whxc 'slm blaues ae heid 1n prayer phey prevaxlt prefigura Vat die T0 effe@ these objects have constructed pump of. a- Qyndrca casing pjgovided with. suitable @mas having cam gl'ows 1ocated tha-ein, and inlet and ischarge pol'ts, ay sha sutaby joumaled in the ends of h@ 955mg, E simula? piston suitably fas tex'ed on the smit and pmvded. with cynv is provided, which is adepte@ ja am; .imm

movement in the m'c-shape macsssl l iS connectad io the c lider by ai rbcontagiatherew't The appa' 'end roi th@ blade-1s when cssed concentmc to the), centrer 'of rotauon.

arc-shaped perdons of the blade. Smch Such a, roizly @umm ai; descv@ ica fecent, effective ami is a silent aneth Vwhat daim as my invention is:

The combination with the casing; an@ heeo, and aha shaft journaed in aha 5511635 o he casing, of acircuar psmn ncate, eccentrcaly lin the casing :m having? Series 0i? Cylindrical. @casses mcaed in arc-shapes?. recesses concentlc 'to the ficsracesses and termma-tmg; m @empi le'laml recess having an nneyshoulder, blades I a'dpd to butaganst the inner shmder hving cylindrical bearing portios fitting when die bldefis thrown out as and 'for the 1n the cylindrlpal recesses pl'ovldec with gm Ipurpose'Spezie w t outer end havmg' the faces thereof conce'rb, rjA/HTEL UrHES4 tric, when closed, to the center of rotation, Witnesses:

mid a, shoulder adapted to .t Within chel B. BOYD, InnerV shoulder and an nl nel" projectlon H. Pmsnrcmyv 

